10 files changed, 108 insertions, 22 deletions

diff --git a/arch/arm/include/asm/elf.h b/arch/arm/include/asm/elf.h
index 8bb66bca2e3e..c3cd8755e648 100644
--- a/arch/arm/include/asm/elf.h
+++ b/arch/arm/include/asm/elf.h
@@ -99,6 +99,8 @@ struct elf32_hdr;
 extern int elf_check_arch(const struct elf32_hdr *);
 #define elf_check_arch elf_check_arch
 
+#define vmcore_elf64_check_arch(x) (0)
+
 extern int arm_elf_read_implies_exec(const struct elf32_hdr *, int);
 #define elf_read_implies_exec(ex,stk) arm_elf_read_implies_exec(&(ex), stk)
 
diff --git a/arch/arm/include/asm/hardware/entry-macro-gic.S b/arch/arm/include/asm/hardware/entry-macro-gic.S
new file mode 100644
index 000000000000..c115b82fe80a
--- /dev/null
+++ b/arch/arm/include/asm/hardware/entry-macro-gic.S
@@ -0,0 +1,75 @@
+/*
+ * arch/arm/include/asm/hardware/entry-macro-gic.S
+ *
+ * Low-level IRQ helper macros for GIC
+ *
+ * This file is licensed under  the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+
+#include <asm/hardware/gic.h>
+
+#ifndef HAVE_GET_IRQNR_PREAMBLE
+        .macro  get_irqnr_preamble, base, tmp
+        ldr     \base, =gic_cpu_base_addr
+        ldr     \base, [\base]
+        .endm
+#endif
+
+/*
+ * The interrupt numbering scheme is defined in the
+ * interrupt controller spec.  To wit:
+ *
+ * Interrupts 0-15 are IPI
+ * 16-28 are reserved
+ * 29-31 are local.  We allow 30 to be used for the watchdog.
+ * 32-1020 are global
+ * 1021-1022 are reserved
+ * 1023 is "spurious" (no interrupt)
+ *
+ * For now, we ignore all local interrupts so only return an interrupt if it's
+ * between 30 and 1020.  The test_for_ipi routine below will pick up on IPIs.
+ *
+ * A simple read from the controller will tell us the number of the highest
+ * priority enabled interrupt.  We then just need to check whether it is in the
+ * valid range for an IRQ (30-1020 inclusive).
+ */
+
+        .macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
+
+        ldr     \irqstat, [\base, #GIC_CPU_INTACK]
+        /* bits 12-10 = src CPU, 9-0 = int # */
+
+        ldr     \tmp, =1021
+        bic     \irqnr, \irqstat, #0x1c00
+        cmp     \irqnr, #29
+        cmpcc   \irqnr, \irqnr
+        cmpne   \irqnr, \tmp
+        cmpcs   \irqnr, \irqnr
+        .endm
+
+/* We assume that irqstat (the raw value of the IRQ acknowledge
+ * register) is preserved from the macro above.
+ * If there is an IPI, we immediately signal end of interrupt on the
+ * controller, since this requires the original irqstat value which
+ * we won't easily be able to recreate later.
+ */
+
+        .macro test_for_ipi, irqnr, irqstat, base, tmp
+        bic     \irqnr, \irqstat, #0x1c00
+        cmp     \irqnr, #16
+        strcc   \irqstat, [\base, #GIC_CPU_EOI]
+        cmpcs   \irqnr, \irqnr
+        .endm
+
+/* As above, this assumes that irqstat and base are preserved.. */
+
+        .macro test_for_ltirq, irqnr, irqstat, base, tmp
+        bic     \irqnr, \irqstat, #0x1c00
+        mov     \tmp, #0
+        cmp     \irqnr, #29
+        moveq   \tmp, #1
+        streq   \irqstat, [\base, #GIC_CPU_EOI]
+        cmp     \tmp, #0
+        .endm
diff --git a/arch/arm/include/asm/hardware/gic.h b/arch/arm/include/asm/hardware/gic.h
index 7f34333bb545..84557d321001 100644
--- a/arch/arm/include/asm/hardware/gic.h
+++ b/arch/arm/include/asm/hardware/gic.h
@@ -33,10 +33,13 @@
 #define GIC_DIST_SOFTINT                0xf00
 
 #ifndef __ASSEMBLY__
-void gic_dist_init(unsigned int gic_nr, void __iomem *base, unsigned int irq_start);
-void gic_cpu_init(unsigned int gic_nr, void __iomem *base);
+extern void __iomem *gic_cpu_base_addr;
+
+void gic_init(unsigned int, unsigned int, void __iomem *, void __iomem *);
+void gic_secondary_init(unsigned int);
 void gic_cascade_irq(unsigned int gic_nr, unsigned int irq);
 void gic_raise_softirq(const struct cpumask *mask, unsigned int irq);
+void gic_enable_ppi(unsigned int);
 #endif
 
 #endif
diff --git a/arch/arm/include/asm/hardware/it8152.h b/arch/arm/include/asm/hardware/it8152.h
index 21fa272301f8..b2f95c72287c 100644
--- a/arch/arm/include/asm/hardware/it8152.h
+++ b/arch/arm/include/asm/hardware/it8152.h
@@ -76,6 +76,7 @@ extern unsigned long it8152_base_address;
   IT8152_PD_IRQ(0)  Audio controller (ACR)
  */
 #define IT8152_IRQ(x)   (IRQ_BOARD_START + (x))
+#define IT8152_LAST_IRQ (IRQ_BOARD_START + 40)
 
 /* IRQ-sources in 3 groups - local devices, LPC (serial), and external PCI */
 #define IT8152_LD_IRQ_COUNT     9
diff --git a/arch/arm/include/asm/hardware/timer-sp.h b/arch/arm/include/asm/hardware/timer-sp.h
new file mode 100644
index 000000000000..21e75e30d497
--- /dev/null
+++ b/arch/arm/include/asm/hardware/timer-sp.h
@@ -0,0 +1,2 @@
+void sp804_clocksource_init(void __iomem *);
+void sp804_clockevents_init(void __iomem *, unsigned int);
diff --git a/arch/arm/include/asm/highmem.h b/arch/arm/include/asm/highmem.h
index 1fc684e70ab6..7080e2c8fa62 100644
--- a/arch/arm/include/asm/highmem.h
+++ b/arch/arm/include/asm/highmem.h
@@ -25,9 +25,6 @@ extern void *kmap_high(struct page *page);
 extern void *kmap_high_get(struct page *page);
 extern void kunmap_high(struct page *page);
 
-extern void *kmap_high_l1_vipt(struct page *page, pte_t *saved_pte);
-extern void kunmap_high_l1_vipt(struct page *page, pte_t saved_pte);
-
 /*
  * The following functions are already defined by <linux/highmem.h>
  * when CONFIG_HIGHMEM is not set.
diff --git a/arch/arm/include/asm/kexec.h b/arch/arm/include/asm/kexec.h
index 8ec9ef5c3c7b..c0094d8edae4 100644
--- a/arch/arm/include/asm/kexec.h
+++ b/arch/arm/include/asm/kexec.h
@@ -33,10 +33,20 @@ static inline void crash_setup_regs(struct pt_regs *newregs,
         if (oldregs) {
                 memcpy(newregs, oldregs, sizeof(*newregs));
         } else {
-                __asm__ __volatile__ ("stmia %0, {r0 - r15}"
-                                      : : "r" (&newregs->ARM_r0));
-                __asm__ __volatile__ ("mrs %0, cpsr"
-                                      : "=r" (newregs->ARM_cpsr));
+                __asm__ __volatile__ (
+                        "stmia  %[regs_base], {r0-r12}\n\t"
+                        "mov    %[_ARM_sp], sp\n\t"
+                        "str    lr, %[_ARM_lr]\n\t"
+                        "adr    %[_ARM_pc], 1f\n\t"
+                        "mrs    %[_ARM_cpsr], cpsr\n\t"
+                "1:"
+                        : [_ARM_pc] "=r" (newregs->ARM_pc),
+                          [_ARM_cpsr] "=r" (newregs->ARM_cpsr),
+                          [_ARM_sp] "=r" (newregs->ARM_sp),
+                          [_ARM_lr] "=o" (newregs->ARM_lr)
+                        : [regs_base] "r" (&newregs->ARM_r0)
+                        : "memory"
+                );
         }
 }
 
diff --git a/arch/arm/include/asm/module.h b/arch/arm/include/asm/module.h
index cbb0bc295d2b..12c8e680cbff 100644
--- a/arch/arm/include/asm/module.h
+++ b/arch/arm/include/asm/module.h
@@ -8,11 +8,6 @@
 struct unwind_table;
 
 #ifdef CONFIG_ARM_UNWIND
-struct arm_unwind_mapping {
-        Elf_Shdr *unw_sec;
-        Elf_Shdr *sec_text;
-        struct unwind_table *unwind;
-};
 enum {
         ARM_SEC_INIT,
         ARM_SEC_DEVINIT,
@@ -21,13 +16,13 @@ enum {
         ARM_SEC_DEVEXIT,
         ARM_SEC_MAX,
 };
+#endif
+
 struct mod_arch_specific {
-        struct arm_unwind_mapping map[ARM_SEC_MAX];
-};
-#else
-struct mod_arch_specific {
-};
+#ifdef CONFIG_ARM_UNWIND
+        struct unwind_table *unwind[ARM_SEC_MAX];
 #endif
+};
 
 /*
  * Include the ARM architecture version.
diff --git a/arch/arm/include/asm/sizes.h b/arch/arm/include/asm/sizes.h
index 4fc1565e4f93..316bb2b2be3d 100644
--- a/arch/arm/include/asm/sizes.h
+++ b/arch/arm/include/asm/sizes.h
@@ -13,9 +13,6 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
-/* DO NOT EDIT!! - this file automatically generated
- *                 from .s file by awk -f s2h.awk
- */
 /*  Size definitions
  *  Copyright (C) ARM Limited 1998. All rights reserved.
  */
@@ -25,6 +22,9 @@
 
 /* handy sizes */
 #define SZ_16                           0x00000010
+#define SZ_32                           0x00000020
+#define SZ_64                           0x00000040
+#define SZ_128                          0x00000080
 #define SZ_256                          0x00000100
 #define SZ_512                          0x00000200
 
diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h
index 1120f18a6b17..80025948b8ad 100644
--- a/arch/arm/include/asm/system.h
+++ b/arch/arm/include/asm/system.h
@@ -150,6 +150,7 @@ extern unsigned int user_debug;
 #define rmb()           dmb()
 #define wmb()           mb()
 #else
+#include <asm/memory.h>
 #define mb()    do { if (arch_is_coherent()) dmb(); else barrier(); } while (0)
 #define rmb()   do { if (arch_is_coherent()) dmb(); else barrier(); } while (0)
 #define wmb()   do { if (arch_is_coherent()) dmb(); else barrier(); } while (0)